1 /* Log file output.
2    Copyright (C) 2003 Free Software Foundation, Inc.
3 
4    This program is free software; you can redistribute it and/or modify it
5    under the terms of the GNU Library General Public License as published
6    by the Free Software Foundation; either version 2, or (at your option)
7    any later version.
8 
9    This program is distributed in the hope that it will be useful,
10    but WITHOUT ANY WARRANTY; without even the implied warranty of
11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12    Library General Public License for more details.
13 
14    You should have received a copy of the GNU Library General Public
15    License along with this program; if not, write to the Free Software
16    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
17    USA.  */
18 
19 /* Written by Bruno Haible <bruno@clisp.org>.  */
20 
21 #ifdef HAVE_CONFIG_H
22 # include <config.h>
23 #endif
24 
25 #include <stdio.h>
26 #include <stdlib.h>
27 #include <string.h>
28 
29 /* Print an ASCII string with quotes and escape sequences where needed.  */
30 static void
print_escaped(FILE * stream,const char * str)31 print_escaped (FILE *stream, const char *str)
32 {
33   putc ('"', stream);
34   for (; *str != '\0'; str++)
35     if (*str == '\n')
36       {
37 	fputs ("\\n\"", stream);
38 	if (str[1] == '\0')
39 	  return;
40 	fputs ("\n\"", stream);
41       }
42     else
43       {
44 	if (*str == '"' || *str == '\\')
45 	  putc ('\\', stream);
46 	putc (*str, stream);
47       }
48   putc ('"', stream);
49 }
50 
51 /* Add to the log file an entry denoting a failed translation.  */
52 void
_nl_log_untranslated(const char * logfilename,const char * domainname,const char * msgid1,const char * msgid2,int plural)53 _nl_log_untranslated (const char *logfilename, const char *domainname,
54 		      const char *msgid1, const char *msgid2, int plural)
55 {
56   static char *last_logfilename = NULL;
57   static FILE *last_logfile = NULL;
58   FILE *logfile;
59 
60   /* Can we reuse the last opened logfile?  */
61   if (last_logfilename == NULL || strcmp (logfilename, last_logfilename) != 0)
62     {
63       /* Close the last used logfile.  */
64       if (last_logfilename != NULL)
65 	{
66 	  if (last_logfile != NULL)
67 	    {
68 	      fclose (last_logfile);
69 	      last_logfile = NULL;
70 	    }
71 	  free (last_logfilename);
72 	  last_logfilename = NULL;
73 	}
74       /* Open the logfile.  */
75       last_logfilename = (char *) malloc (strlen (logfilename) + 1);
76       if (last_logfilename == NULL)
77 	return;
78       strcpy (last_logfilename, logfilename);
79       last_logfile = fopen (logfilename, "a");
80       if (last_logfile == NULL)
81 	return;
82     }
83   logfile = last_logfile;
84 
85   fprintf (logfile, "domain ");
86   print_escaped (logfile, domainname);
87   fprintf (logfile, "\nmsgid ");
88   print_escaped (logfile, msgid1);
89   if (plural)
90     {
91       fprintf (logfile, "\nmsgid_plural ");
92       print_escaped (logfile, msgid2);
93       fprintf (logfile, "\nmsgstr[0] \"\"\n");
94     }
95   else
96     fprintf (logfile, "\nmsgstr \"\"\n");
97   putc ('\n', logfile);
98 }
99